Titus 1 16
They claim to know God, but they deny him by their works. They are detestable, disobedient, and unfit for any good work.
Compare with other 3 random translations
KJV Titus 1:16They profess that they know God; but in works they deny him, being abominable, and disobedient, and unto every good work reprobate.
AMP Titus 1:16They profess to know God [to recognize, perceive, and be acquainted with Him], but deny and disown and renounce Him by what they do; they are detestable and loathsome, unbelieving and disobedient and disloyal and rebellious, and [they are] unfit and worthless for good work (deed or enterprise) of any kind.
NAS Titus 1:16They profess to know God, but by their deeds they deny Him, being detestable and disobedient and worthless for any good deed.